package lab02.Test13;

import java.util.concurrent.Callable;

/**
 * Created by lenovo on 2017/10/21.
 */
public class Test13 {

    public static void main(String[] args) {
        double [] c={5.3,5.2,7.8,5.9,7.1};
        ComputerAverage a=new Gymnastics();
        ComputerAverage b=new School();
        System.out.println(a.average(c ));
        System.out.println(b.average(c ));

    }
}
